Scientific Name
Sigmistes smithi

Common Name
Arched sculpin

Biology
Dorsal spines (total): 10; Dorsal soft rays (total): 25-28; Anal spines: 0; Anal soft rays: 18 - 21; Vertebrae: 44 - 47

Classification

Classified By

Schultz, 1938

Class

Ray-finned fishes (Actinopterygii)

Order

Scorpionfishes and Flatheads (Scorpaeniformes)

Family

Sculpins (Cottidae)

Distribution

Region

Northwest Pacific

Distribution

Northwest Pacific: Urup Island, Kuril Islands. Northeast Pacific: Aleutian Islands, Alaska.

Range

Unknown

Environment

Climate

Temperate

Water Temperature From

Unknown °C

Water Temperature To

Unknown °C

Depth From - meters

0 m

Depth To - meters

1 m

Zone

demersal

Environment

Marine; demersal; depth range 0 - 1 m (Ref. 45337)

Trophic Level

3.18 s.e. 0.44 Based on size and trophs of closest relatives

Occurs in Marine / Salt water

True

Occurs in Brackish water

False

Occurs in Fresh Water

False

Occurs on Reefs

False

Is kept in Aquariums

False

Physical Size and Genetics

Maximum Length

4.3 cm

Common Length

Unknown cm

Phylogenetic Diversity Index

PD50 = 0.7500 many relatives (e.g. carps) 0.5 - 2.0 few relatives (e.g. lungfishes)

Human Uses and Population

Human Uses

Unknown

Vulnerability

Low vulnerability (18 of 100)

Resilience

High, minimum population doubling time less than 15 months (Preliminary K or Fecundity.)

Threat To Humans

Harmless

IUCN Red List Status

Not Evaluated